 He was assigned to its homicide detail from 1966 to 1978.He is best known for his role as a chief investigator in the Zodiac Killer case, which he and his partner, Inspector Bill Armstrong, began to work on after the murder of taxi driver Paul Stine.He was also assigned to the Zebra murders team, and in 1985 received a meritorious conduct award for curtailing the career of a rapist/burglar.